Clinics, hospitals and entire countries are actively trying to attract medical tourists through costly advertisement campaigns and other promotional efforts. But what about the friends and family who accompany them?

The Ebola outbreak that has killed more than two dozen people in northeastern Democratic Republic of Congo could be as devastating as the one that hit West Africa several years ago, if left unchecked...

Africa is home to about 16% of the world's population. That's 1.2 billion people. But the continent is disproportionately burdened by a double health challenge: infectious diseases and a recent increase in non-communicable diseases...